Jawless fishes probably evolved around:
1. 500 mya 2. 350 mya
3. 320 mya 4. 300 mya
Subtopic:   A BRIEF ACCOUNT OF EVOLUTION |
 81%
From NCERT
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Fishes with stout and strong fins that could move on land and go back to water existed about:
1. 500 mya 2. 350 mya
3. 320 mya 4. 300 mya
Subtopic:   A BRIEF ACCOUNT OF EVOLUTION |
 69%
From NCERT
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The connecting link between the fishes and amphibians is the:
1.Seymouria 2.Peripatus
3.Cartilaginous fishes 4.Coelocanths [lobe-finned fishes]
Subtopic:   A BRIEF ACCOUNT OF EVOLUTION |
 85%
From NCERT
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The mammals evolved from:
1.Therapsids 2.Prosimians
3.Platyrrhinis 4.Sauropsids
Subtopic:   A BRIEF ACCOUNT OF EVOLUTION |
 75%
From NCERT
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Dinosaurs became extinct during the geological period:
1.Carboniferous 2.Jurassic
3.Cretaceous 4.Tertiary
Subtopic:   A BRIEF ACCOUNT OF EVOLUTION |
From NCERT
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Around 200 mya, some land reptiles went back to the water to evolve into fish-like reptiles, for example:
1. Pareiasaurus 2. Pelycosaur
3. Ichthyosaurus 4. Archosaurus
Subtopic:   A BRIEF ACCOUNT OF EVOLUTION |
 93%
From NCERT
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Though we cannot be certain, what can be the probable reason/s for the sudden disappearance of dinosaurs from the Earth?
I: Climatic changes killed them
II: Most of them evolved into birds
 
1. I only 2. II only
3. Both I and II 4. Neither I nor II
Subtopic:   A BRIEF ACCOUNT OF EVOLUTION |
 78%
From NCERT
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